* {
	font-family: verdana, arial, sans-serif;
}
input {
	width: 40em;
	height: 1.5rem;
	margin: 0 0 0.5rem 0.2rem;
}
table {
	width: 34em;
	text-align: left;
	border-collapse: collapse;
}
table, th, td {
	border: 1px solid rgb(160, 160, 160);
}
th, td {
	line-height: 1.5rem;
	padding: 0.2rem 1.5rem 0.2rem 0.2rem;
}
tr:nth-child(2n) {
	background-color: rgba(160, 160, 160, 0.8);
}
th {
	color: white;
	background-color: rgb(0, 0, 120);
}
th:hover {
	cursor: pointer;
	background: rgba(0, 0, 120, 0.4)  no-repeat center right;
}
.strong{
	background-color: yellow;
	font-size: 120%;
	font-weight: bold;
}
.asc:hover {
	background-image: url(ascend.png );
}
.desc:hover {
	background-image: url(descend.png );
}